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Browsing Letters from the desk of David Challinor by Issue Date

Browsing Letters from the desk of David Challinor by Issue Date

Now showing items 21-40 of 219

Letter from the Desk of David Challinor, May 1, 1991 : Global trade in animals and birds in previous centuries

Challinor, David (1991-05-01)
Letter from the Desk of David Challinor, June 1, 1991 : Animals introduced into foreign habitats directly or indirectly, with good or bad results; Pelagic birds; Roseate tern; Cattle egret; coyotes; marine animals; human barriers to animal travel; importation laws

Challinor, David (1991-06-01)
Letter from the Desk of David Challinor, July 1, 1991 : Capuchin monkeys on Gorgona; tool use among mammals; adaptation; learned behavior; Darwin's woodpecker finch and Egyptian vulture; evolutionary theory

Challinor, David (1991-07-01)
Letter from the Desk of David Challinor, August 1, 1991 : Incidents at the Zoo; animal escapes; risks to visitors; snake stories

Challinor, David (1991-08-01)
Letter from the Desk of David Challinor, September 1, 1991 : Exhibiting mixed groups of animals; subdominant animals; indoor tropical flight enclosure in the Bird House; coral reef tank; outdoor flight cage

Challinor, David (1991-09-01)
Letter from the Desk of David Challinor, October, 1991 : Illiria cruise; geological history of the Mediterranean; animals of this region

Challinor, David (1991-10)
Letter from the Desk of David Challinor, November, 1991 : Ratites; ethology

Challinor, David (1991-11)
Letter from the Desk of David Challinor, December, 1991 : Oahu's changing flora and fauna; history; endangered species; landscape changes

Challinor, David (1991-12)
Letter from the Desk of David Challinor, January, 1992 : Symbiotic relationships; one-horned Asian rhinoceros and Trewia tree; Cola tree and gorillas; dodo and Calvaria major

Challinor, David (1992-01)
Letter from the Desk of David Challinor, February, 1992 : Trees and their fungal and bacterial symbionts; Nitrogen Fixing trees

Challinor, David (1992-02)
Letter from the Desk of David Challinor, March, 1992 : Behavioral variation among chimpanzee populations

Challinor, David (1992-03)
Letter from the Desk of David Challinor, April, 1992 : National Council trip to Panama

Challinor, David (1992-04)
Letter from the Desk of David Challinor, May, 1992 : Zoo vs. natural conditions; management of Zoo's elephants; quality of zoo life; sympathy for zoo animals

Challinor, David (1992-05)
Letter from the Desk of David Challinor, June, 1992 : Cave paintings

Challinor, David (1992-06)
Letter from the Desk of David Challinor, July, 1992 : Food sources; specialist and restrictive feeders

Challinor, David (1992-07)
Letter from the Desk of David Challinor, August, 1992 : Search for life in extreme habitats

Challinor, David (1992-08)
Letter from the Desk of David Challinor, September, 1992 : Breeding strategies

Challinor, David (1992-09)
Letter from the Desk of David Challinor, October, 1992 : Veterinary pathology; mysterious deaths of animals at zoos

Challinor, David (1992-10)
Letter from the Desk of David Challinor, November, 1992 : Dragons

Challinor, David (1992-11)
Letter from the Desk of David Challinor, December, 1992 : Poisonous snakes

Challinor, David (1992-12)

Browsing Letters from the desk of David Challinor by Issue Date

Browsing Letters from the desk of David Challinor by Issue Date

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